There May Be Infinite Universes—and Infinite Versions of You

In another universe you might have become the president of Micronesia. Or a pauper, subsisting on ketchup. Perhaps a different version of you already read this—in which case, read it again, for the first time. All crazy ideas, but all completely plausible given the idea that there may be, in fact, multiple universes. Infinite, even. I…